#include <iostream>

#include <vector>

using namespace std;

int main() 
{
    vector<int> vec;
    vec.push_back(1);
    vec.push_back(2);
    vec.push_back(3);
    vec.push_back(4);
    vec.push_back(5);
    for(auto a : vec) 
    {
        cout << "vector: " << a << endl;
    }
    return 0;
}

